.\" Copyright (c) 1990, 1991, 1993
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.\" This code is derived from software contributed to Berkeley by
.\" the American National Standards Committee X3, on Information
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.\"     @(#)abort.3	8.1 (Berkeley) 6/4/93
.\" $FreeBSD: src/lib/libc/stdlib/abort.3,v 1.10 2007/01/09 00:28:09 imp Exp $
.\"
.Dd June 4, 1993
.Dt ABORT 3
.Os
.Sh NAME
.Nm abort
.Nd cause abnormal program termination
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In stdlib.h
.Ft void
.Fn abort void
.Sh DESCRIPTION
The
.Fn abort
function causes abnormal program termination to occur, unless the
signal
.Dv SIGABRT
is being caught and the signal handler does not return.
.Pp
Any open streams are flushed and closed.
.Sh IMPLEMENTATION NOTES
The
.Fn abort
function is thread-safe.
It is unknown if it is async-cancel-safe.
.Pp
The
.Fn abort
function causes a report to be generated by Crash Reporter.  If you wish to
terminate without generating a crash report, use
.Xr exit 3
instead.
.Sh RETURN VALUES
The
.Fn abort
function
never returns.
.Sh SEE ALSO
.Xr sigaction 2 ,
.Xr exit 3
.Sh STANDARDS
The
.Fn abort
function
conforms to
.St -p1003.1-90 .
The
.Fn abort
function also conforms to
.St -isoC-99
with the implementation specific details as noted above.
